安装tamcat 5.5，服务启动正常，测试tamcat访问http://localhost:8080/index.jsp失败。在安装目录下查看日志发现有如下错误
2008-1-3 13:18:23 org.apache.catalina.core.AprLifecycleListener lifecycleEvent
信息: The Apache Tomcat Native library which allows optimal performance in production environments was not found on the java.library.path:C:\Program Files\Apache Software Foundation\Tomcat 5.5\bin;.;C:\WINDOWS\system32;C:\WINDOWS;C:\WINDOWS\system32;C:\WINDOWS;C:\WINDOWS\System32\Wbem;C:\Program Files\Microsoft SQL Server\80\Tools\BINN;D:\Program Files\Rational\common;D:\Program Files\Rational\ClearCase\bin;C:\Program Files\Microsoft SQL Server\90\Tools\binn\
解决办法
2008-1-3 13:18:23 org.apache.catalina.core.AprLifecycleListener lifecycleEvent
信息: The Apache Tomcat Native library which allows optimal performance in production environments was not found on the java.library.path:C:\Program Files\Apache Software Foundation\Tomcat 5.5\bin;.;C:\WINDOWS\system32;C:\WINDOWS;C:\WINDOWS\system32;C:\WINDOWS;C:\WINDOWS\System32\Wbem;C:\Program Files\Microsoft SQL Server\80\Tools\BINN;D:\Program Files\Rational\common;D:\Program Files\Rational\ClearCase\bin;C:\Program Files\Microsoft SQL Server\90\Tools\binn\
解决办法
下载 http://tomcat.heanet.ie/native/1.1.1/binaries/win32/tcnative-1.dll
将这个文件复制到C:\WINDOWS\system32\下面，然后重新启动tomcat
Apache Tamcat下载
http://tomcat.apache.org/download-55.cgi
